# Vektoris3D vs StudyTrail

The clearest difference is price: StudyTrail at Free against Vektoris3D's $11.99. StudyTrail also leads on iOS requirement (16.4 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

StudyTrail is free to download; Vektoris3D costs $11.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Vektoris3D | StudyTrail |
| --- | --- | --- |
| Price | $11.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 days |
| Size | 17 MB | 26 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Holger Wiesing](https://appshunter.io/developer/828032203) | [itokazu yuu](https://appshunter.io/developer/1896551611) |

## What reviewers say

### Vektoris3D

[App page](https://appshunter.io/ios/app/vektoris3d/id6761688044)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### StudyTrail

[App page](https://appshunter.io/ios/app/studytrail-ai-flashcards/id6768227448)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Vektoris3D free?

Vektoris3D costs $11.99, with no in-app purchases.

### Is StudyTrail free?

StudyTrail is free to download, with no in-app purchases.

### Do Vektoris3D or StudyTrail have ads?

Neither Vektoris3D nor StudyTrail shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*